Waveform相关论文
在激光电光调制补偿测量光相位延迟量过程中, 加入交流调制电压形成倍频接收信号, 获得消光的精确定位, 能提高测量精确度。通过调......
The first photon bias of photon detection results in distortion of the photon waveform,which seriously affects the accur......
基于电化学检测法具有无需衍生、高灵敏度、高选择性以及成本低的特点,高效液相色谱-电化学检测法(HPLC-ED)已经成为药物分析的重......
采用反相高效液相色谱(RP-HPLC)-脉冲电化学检测(PED)法测定了重组人生长激素(rhGH)中的诱导剂异丙基-β-D-硫代半乳糖苷(IPTG)。r......
Stepped frequency radar is a well known scheme to generate high range resolution profile(HRRP) of targets. Through appro......
Inversion of near-field waveform data for earthquake source rupture process (Ⅱ): Inversion of Chi Ch
The new inversion algorithm developed based on the recent progress in the nonlinear programming study by us is used to i......
Stochastic resonance(SR) enhances the nonlinear system behavior with the assistance of noise,including the sensitivity a......
A seismometer data acquisition unit has been used in the Changping seismic station to record the output of a strainmeter......
This paper describes mainly a decision-level data fusion technique for fault diagnosis for elec-tronically controlled en......
The development of closed-loop control systems is one of the most effective ways to improve the stability of the keyhole......
In this paper,we report the development of a bunch-by-bunch beam current acquisition system.Through a waveform-reconstru......
Multi-channel recording of surface electromyographyic(EMG)signals is very likely to be contaminated by electrocardiograp......
Synthesis of ultra-wideband (UWB) linear frequency modulation radar signals is a very important technology for microwave......
A novel scheme is proposed to transform an ultra-short optical pulse to a millimeter-wave frequencymodulated pulse by us......
Extended target detection performance can be enhanced by using phase-modulated waveform designs in band-limited radar sy......
Multi-input multi-output (MIMO) radar which has evident advantages in many applications is a new radar system.Applying t......
Extracting the parameters of the multipath with high accuracy can be achieved by using high-resolution algorithm for tim......
A microseismic monitoring system was used in the Donggua Shan underground copper mine, and its application was intro- du......
Based on guided wave theory and considering the grouted rock bolt as waveguide medium, we have constructed a three dimen......
This paper attempts to do a research on the development of software defined radio(SDR) based on software communication a......
电火花-电解复合穿孔(ECDD)加工方法有望实现难加工材料涡轮叶片气膜冷却孔无重铸层高效加工,为了进一步提升小孔孔壁的加工质量,......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
目的脉搏血氧饱和度监测目前广泛应用于临床。近年来研究显示脉搏血氧波形(pulse oximetry plethysmographic waveform, POP)能实......
为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......
Delay consideration has been a majorissue in design and test of high performance digital circuits. Theassumption of inpu......
传统选相方法无法满足超高速暂态量保护的要求,基于分析输电线路在不同故障类型下的模量特征以及两相接地故障下的三相电流波形特......
目的：评价锁骨下动脉狭窄程度与颅内、外段椎动脉盗血频谱形态分级的关系。方法63例发出椎动脉之前狭窄（或闭塞）的锁骨下动脉患者，分析......
SCA波形是SCA通信系统的核心。当前的应用中未采用波形库管理技术，且对SCA波形的加载是在本地进行的。这不利于发挥SCA无线通信设备......
通过GCTS空心圆柱扭剪仪,分别采用正弦波和三角波两种不同波形模拟海洋波浪的加载形式,对天津滨海吹填土进行一系列三向等压固结条......
超声波检测在电力、航空、石化、铁路等行业得到了广泛地应用,专业人员通过这种检测方法及时地发现了许多材料内部的缺陷,避免了危......
基于振动频谱和波形图，本文介绍了转子不平衡、转子不对中、机械松动、摩擦等故障特征，利用相关技巧分析故障诊断过程，提高了分析水平......
塔里木盆地TZ62井区奥陶系碳酸盐岩风化壳岩溶地层与上覆桑塔木组泥岩地层存在较大的波阻抗差,致使风 化壳下部呈现弱反射特征的裂......
本文通过中值滤波法去除信号中的毛刺,在保留信号特征的前提下使信号尽可能平滑,并运用最小二乘法对具有趋势的检测信号进行趋势去......
本文阐述如何利用计算机虚拟存储示波器的方法及其原理...
利用全波形声发射技术记录了预应力钢筋混凝土梁在3点弯曲荷载下整个破坏过程的声发射信号，并在研究了声发射幂计能量随时间变化关......
Pulse-Pair Interference Automatic Detection and Mitigation for L-Band Aeronautical Communication Sys
Pulse-pairs (PP) generated by distance measuring equipment (DME) cause severe interference to the L-band digital aeronau......
浪涌测试是衡量产品电磁兼容性能的重要实验项目，该文通过对新版IEC61000—4—577B／674MCD2012文稿的分析，总结了IEC浪涌标准在波形的......
EGR（Exhaust Gas Recycling）技术近几年已成为发动机节能、减排的一种核心技术,发动机的工况对于EGR波纹管的可靠性要求极为苛刻,而E......
通过对点火线圈重叠波和高压波的标准波形与故障波形的对比分析，说明了点火系统一些常见的故障。......
局部均值分解(local mean decomposition,LMD)适用于分析非平稳的滚动轴承故障信号。文章针对LMD存在的端点效应以及敏感分量难以......
对可编程控制器的编程方法进行研究,阐述了利用波形图来完成基本指令编程的方法,即通过波形图找到各个输出所需要的条件,编写梯形......
针对末敏子弹试验样机在某试验靶场的高塔上扫描,所获得的低分辨率红外目标图像,介绍了目标特征提取及识别方法.研究指出目标波形......
为研究赣南离子型稀土地层的地质雷达波形特征,以赣州市境内的黄婆地离子型稀土矿为依托,采用GSSI-3000型地质雷达对不同含水率、......
ESD波形的随机性给计量校准和结论判断带来了一定问题,测量了某ESD模拟器的400条接触放电波形,使用统计方法进行研究,并且定义了衡......
阐述了超声信号数字频谱分析的原理和实施方法,通过信号采样、A/D转换、时频变换等可获得超声回波频谱特性参数.同时,分析了影响系......
小径管对接焊缝超声波探伤一直存在缺陷难以定位、定量的问题,且其壁厚在公差范围内正负变化较大,对根部缺陷的判定较困难.因此对......
2006年2月初浙江文成发生了ML4.6级震群活动,应用地震波方法及常规的活动性方法,分别于小震活动开始的次日和最大地震发生当日快速......
振动挖掘系统流量控制参数决定了振动挖掘力的特性，对振动挖掘作业效能具有重要的影响。建立了振动挖掘多连杆机构的运动学模型，推导......
随着数据处理能力的不断提高,高速接口的应用越来越广泛.高速接口的测试难度较大,需要依靠工程师的经验和较长时间的分析才能确定......
